[PATCH v3 15/17] virtio_net: virtnet_tx_timeout() stop ref sq->vq
From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Date: 2022-01-26 07:36:03
Also in:
bpf, virtualization
Subsystem:
networking drivers, the rest, virtio net driver · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, "Michael S. Tsirkin", Jason Wang
Make virtnet_tx_timeout() no longer refer to vq directly. Because sq->vq may be equal to NULL after implementing rx/tx queue disable/enable. Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> --- drivers/net/virtio_net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 97eb4dddba1f..2add7fe749b8 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c@@ -2692,7 +2692,7 @@ static void virtnet_tx_timeout(struct net_device *dev, unsigned int txqueue) u64_stats_update_end(&sq->stats.syncp); netdev_err(dev, "TX timeout on queue: %u, sq: %s, vq: 0x%x, name: %s, %u usecs ago\n", - txqueue, sq->name, sq->vq->index, sq->vq->name, + txqueue, sq->name, txq2vq(sq - vi->sq), sq->name, jiffies_to_usecs(jiffies - READ_ONCE(txq->trans_start))); }
--
2.31.0